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Prove (2+sqrt3)(2-sqrt3)=1...

Prove `(2+sqrt3)(2-sqrt3)=1`

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MAXIMUM PUBLICATION-MODEL PAPER 1-EXAMPLE
  1. In the figure AB = PQ, PR = 2 cm Find the length of QR.

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  2. In the figure AB = PQ, PR = 2 cm Find the area of triangle ABC to c...

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  3. Prove (2+sqrt3)(2-sqrt3)=1

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  4. Find the value of 1/(2+sqrt3) to 2 decimal places.

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  5. Find the value of 1/(2-sqrt3) to 2 decimal places. [sqrt3 = 1.73]

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  6. Circle with radius 13 cm is drawn. Two chords of length 10 cm and 2...

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  7. Circle with radius 13 cm is drawn. If AB and CD are two parallel chord...

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  8. If the length of a rectangle is increased by 2m and breadth decreased ...

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  9. If the length of a rectangle is increased by 2m and breadth decreased ...

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  10. If the length of a rectangle is increased by 2m and breadth decreased ...

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  11. Draw a line of length 6.5 cm. Divide it in the ratio 3:4.

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  12. 2/9-2/10=a 2/9-22/100=b 2/9-222/1000=c Write the decimal form of...

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  13. 2/9-2/10=a 2/9-22/100=b 2/9-222/1000=c In a, b, c Which is the s...

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  14. 2/9-2/10=a 2/9-22/100=b 2/9-222/1000=c Write the fractional form...

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  15. 2/9-2/10=a 2/9-22/100=b 2/9-222/1000=c Write the decimal form of...

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  16. In the figure ABCD is trapezium. Diagonals meet at the point E. Area o...

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  17. In the figure ABCD is trapezium. Diagonals meet at the point E. Area o...

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  18. In the figure ABCD is trapezium. Diagonals meet at the point E. Area o...

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  19. In the figure ABCD is trapezium. Diagonals meet at the point E. Area o...

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  20. Note the specialities of fractional numbers. It can be written as 1-...

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